<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <title>TEST</title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
</head>
<body>
<div style="margin: 0 auto;width: 50% ;">
    <img th:src="@{/1.jpg}" style="width: 90%;" >
</div>

</body>
</html>